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Total 22 documents matching your query.

1. Re: [Amps] Revamping a really ugly amp (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sun, 14 Mar 2010 17:46:34 -0500
Multi-Tech Industries Inc. http://www.multi-tech-industries.com _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2010-03/msg00259.html (9,040 bytes)

2. [Amps] EIA Flange adapor (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sat, 22 May 2010 08:36:59 -0400
Anyone have a 3 1/8 EIA flange to N or 3 1/8 EIA Flange to 7/16 DIN adaptor they are willing to part with? Martin _______________________________________________ Amps mailing list Amps@contesting.com
/archives//html/Amps/2010-05/msg00289.html (6,614 bytes)

3. Re: [Amps] How to read the 3-500Z spec sheet? (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sun, 23 May 2010 16:06:24 -0400
Jeff, Is using a sound card good enough? One of my elmers <sk> had a dedicated two channel audio generator for testing. Motorola published a white paper by Helge Granberg on IMD measurements: http://
/archives//html/Amps/2010-05/msg00342.html (9,265 bytes)

4. Re: [Amps] How to read the 3-500Z spec sheet? (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sun, 23 May 2010 20:03:00 -0400
Jeff, No insult intended - It was a legit question based on what I had been exposed to so far. As a side note, I am looking for a service monitor. I also need some sort of two-tone source & if the so
/archives//html/Amps/2010-05/msg00358.html (12,733 bytes)

5. [Amps] backwards plate transformer (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sun, 30 May 2010 14:58:08 -0400
I picked up a used 5 KVA GE transformer. 2400V primary, 120/240V secondary. With 208 on the secondary (I am running it backwards) I am measuring 2500 unloaded on the primary. Anyone using a backwards
/archives//html/Amps/2010-06/msg00003.html (7,106 bytes)

6. Re: [Amps] Bridging 120v loads across HV primary windings (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sun, 30 May 2010 14:34:35 -0400
Vic, Run the 4 wire circuit and call it a day. I ran this very issue by a licensed master electrician on Friday. Direct quote: "If any portion of the load is 120 volt, you need a neutral. If you are
/archives//html/Amps/2010-06/msg00004.html (9,582 bytes)

7. Re: [Amps] Heat Measurement in Amps (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Sat, 12 Jun 2010 07:23:43 -0400
Sounds like a Klixon: http://www.sensata.com/klixon/thermostat-precision.htm _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/
/archives//html/Amps/2010-06/msg00148.html (8,563 bytes)

8. Re: [Amps] Check out This Ebay Amplifier system (score: 1)
Author: Martin Flynn <maflynn@theflynn.org>
Date: Fri, 09 Jul 2010 07:53:18 -0400
Every time I see "Big Radio" CB installs like this, I wonder if the builders have a clue. Skip the "motor maul", multiple Leece-Neville alternators, and custom brackets and drop in a surplus 28 volt
/archives//html/Amps/2010-07/msg00094.html (8,913 bytes)

9. Re: [Amps] what is a 4 wire 240VAC service? (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Sun, 03 Apr 2011 11:05:26 -0400
Also called an "Edison Service" The neutral is the center tap of the 240 volt transformer. The 4th wire is a frame ground. Sou you have: Phase "A", measures 120 volt to Neutral Phase "B", measures 12
/archives//html/Amps/2011-04/msg00021.html (12,148 bytes)

10. Re: [Amps] what is a 4 wire 240VAC service? (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Sun, 03 Apr 2011 14:38:20 -0400
Our club station is having a new electrical service installed courtesy of the our host. All of the receptacles specified for power amplifiers are 3 wire, four pole grounding. (NEMA L14-20R) The licen
/archives//html/Amps/2011-04/msg00033.html (10,015 bytes)

11. Re: [Amps] what is a 4 wire 240VAC service? (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Sun, 03 Apr 2011 16:35:42 -0400
My understanding is that he provided a neutral. If a user chooses not to use it and there is a negative outcome, the blame shift from him to the user. BTW, the prints call out empty 3/4" conduit stub
/archives//html/Amps/2011-04/msg00046.html (10,116 bytes)

12. [Amps] RAL color for Marconi AMP (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Mon, 04 Jul 2011 21:29:26 -0400
Anyone know the color code (RAL or PMS) for the front panel on a Marconi BH-30 Amplifier? I need to paint a few more rack panels to match. Example: http://jproc.ca/marconi/bh30_linear_amp.html Martin
/archives//html/Amps/2011-07/msg00047.html (7,141 bytes)

13. Re: [Amps] "Best" limit indicators for multi-turn, shaft-driven gadgetry (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Mon, 08 Aug 2011 17:46:10 -0400
Jim, Have you considered using an absolute position encoder on the stepper shaft? This particular family will track up to 192 shaft turns, sending a a unique code for each position: http://www.stegma
/archives//html/Amps/2011-08/msg00030.html (9,945 bytes)

14. Re: [Amps] Liquid cooling (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Mon, 22 Aug 2011 12:58:14 -0400
My first attempt at liquid cooling used a plate chiller from a beer system (stainless steel tube embedded in an aluminum block). The second attempt used a machined aluminum block (cross drilled and p
/archives//html/Amps/2011-08/msg00145.html (7,414 bytes)

15. Re: [Amps] Fw: Source for plate xfrmer (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Tue, 14 Feb 2012 18:18:45 -0500
Pete, There was an exception that allowed use of the neutral as a ground for cooking appliances, supposedly to save copper. (note Canada never allowed this exception). It has since been removed from
/archives//html/Amps/2012-02/msg00164.html (9,380 bytes)

16. Re: [Amps] every db lost re Tubes vs. Solid State (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Tue, 01 May 2012 17:19:17 -0400
Our club station (N2MO) is migrating to 7/16 DIN on the patch bays, feedlines, and baluns. Even the feeds for the EME antenna are being converted to 7/16 DIN. The driver is cost as there is a abundan
/archives//html/Amps/2012-05/msg00032.html (9,162 bytes)

17. Re: [Amps] Acoustic Noise Comparison (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Thu, 21 Jun 2012 20:54:04 -0400
Jim, Google "3M Panel Bonding Adhesive". Take the cover to any decent autobody shop and ask them to glue the dampers in. Bring your own clamps so you can bring the cover home with you. No paint damag
/archives//html/Amps/2012-06/msg00362.html (9,128 bytes)

18. Re: [Amps] Getting a blower out of the shack (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Tue, 09 Apr 2013 17:55:50 -0400
_______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2013-04/msg00036.html (7,466 bytes)

19. Re: [Amps] Getting a blower out of the shack (score: 1)
Author: Martin A Flynn <maflynn@theflynn.org>
Date: Tue, 09 Apr 2013 18:05:13 -0400
* http://www.jamestowndistributors.com/userportal/show_product.do?pid=580 - Hose * http://www.jamestowndistributors.com/userportal/show_product.do?pid=10376 - Hose flange * http://www.jamestowndistri
/archives//html/Amps/2013-04/msg00037.html (8,933 bytes)

20. Re: [Amps] been dead here (score: 1)
Author: maflynn@theflynn.org
Date: Wed, 12 Mar 2014 12:21:06 +0000
On an amp related note: I picked up the carcass (chassis, fan tray, and power supply) of a cisco 6505 router. Has a pair of 1300W. PSU that put out 27.5 amps each. I am looking to see how to re-use t
/archives//html/Amps/2014-03/msg00051.html (7,623 bytes)


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